A.vessel being towed
B.fishing vessel engaged in trawling
C.vessel at anchor warning you of her location
D.power-driven pilot vessel on station underway
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A.falls
B.rises
C.is steady
D.is unreliable
A.true directions
B.compass error
C.deviation
D.magnetic directions
A.the designed area
B.the designated area
C.the indicated area
D.all area over the world
A.Notices to Mariners
B.Sailing Directions
C.List of Lights and Signals
D.Guide to Port Entries
A.GL WNG
B.GEN SYN
C.STM WNG
D.TY WNG
最新試題
On the approach of a warm front the barometric pressure usually（）.
In revised editions of Admiralty charts the（）are corrected first．
Section V of the ADMIRALTY NOTICES TO MARINERS is（）.
Information for updating nautical charts is primarily found in the（）.
The Daily Memorandum contains information on（）.
On a nautical chart，the inner ring of a compass rose indicates（）.
Steam smoke will occur when（）.
Weekly NMs are available without subscription from appointed（）.
What is the most important source of information to be used in correcting charts and keeping them up to date（）.
LOW ABOUT 300 MILES SOUTHWEST OF LISBON 1004 MOVING SLWLY SOUTHEAST COMMA FILLING 1006 BY MIDNIGHT.This phrase is likely to be under the heading of（）.